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Finding the Fourth Proportional to 265,027.68, 365,747.74 and 151,872.30

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Solution

The fourth proportional to 265,027.68, 365,747.74 and 151,872.30 is: 209,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,027.68 : 365,747.74 = 151,872.30 : x
  2. Step 2: Convert to fraction form
    265,027.68/365,747.74 = 151,872.30/x
  3. Step 3: Cross multiply
    265,027.68x = 365,747.74 × 151,872.30
  4. Step 4: Simplify right side
    265,027.68x = 55,546,950,113.92
  5. Step 5: Solve for x
    x = 55,546,950,113.92/265,027.68
  6. Step 6: Final answer
    x = 209,589.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.